Home / 1,925,836.70-2,657,622.06-1,066,378.50

Finding the Fourth Proportional to 1,925,836.70, 2,657,622.06 and 1,066,378.50

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Solution

The fourth proportional to 1,925,836.70, 2,657,622.06 and 1,066,378.50 is: 1,471,584.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925,836.70 : 2,657,622.06 = 1,066,378.50 : x
  2. Step 2: Convert to fraction form
    1,925,836.70/2,657,622.06 = 1,066,378.50/x
  3. Step 3: Cross multiply
    1,925,836.70x = 2,657,622.06 × 1,066,378.50
  4. Step 4: Simplify right side
    1,925,836.70x = 2,834,031,025,909.71
  5. Step 5: Solve for x
    x = 2,834,031,025,909.71/1,925,836.70
  6. Step 6: Final answer
    x = 1,471,584.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.